SSRF in Legeling Prompthub
CVE-2026-42261
PromptHub is an all-in-one AI toolbox for prompt, skill, and agent management. From version 0.4.9 to before version 0.5.4, apps/web/src/routes/skills.ts exposes an authenticated endpoint POST /api/skills/fetch-remote that fetches a user-su…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.001 (23.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.
Affected products
- Legeling Prompthub — versions >= 0.4.9, < 0.5.4
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Product, Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-42261?
- CVE-2026-42261 is a high-severity vulnerability in Legeling Prompthub, classified under Improper Input Validation. CVSS score: 7.1/10. Published 2026-05-08.
- How severe is CVE-2026-42261?
- High severity. CVSS v3 base score is 7.1 out of 10.